129803440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6569}}^1$

素因数の和:6614

約数の個数: 80

約数和(自身を含む): 342165600

約数和(自身を除く): 212362160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 6569, 9880, 13138, 19760, 26276, 32845, 52552, 65690, 85397, 105104, 124811, 131380, 170794, 249622, 262760, 341588, 426985, 499244, 525520, 624055, 683176, 853970, 998488, 1248110, 1366352, 1622543, 1707940, 1996976, 2496220, 3245086, 3415880, 4992440, 6490172, 6831760, 8112715, 9984880, 12980344, 16225430, 25960688, 32450860, 64901720, 129803440]

約数ペア:

[(1, 129803440), (2, 64901720), (4, 32450860), (5, 25960688), (8, 16225430), (10, 12980344), (13, 9984880), (16, 8112715), (19, 6831760), (20, 6490172), (26, 4992440), (38, 3415880), (40, 3245086), (52, 2496220), (65, 1996976), (76, 1707940), (80, 1622543), (95, 1366352), (104, 1248110), (130, 998488), (152, 853970), (190, 683176), (208, 624055), (247, 525520), (260, 499244), (304, 426985), (380, 341588), (494, 262760), (520, 249622), (760, 170794), (988, 131380), (1040, 124811), (1235, 105104), (1520, 85397), (1976, 65690), (2470, 52552), (3952, 32845), (4940, 26276), (6569, 19760), (9880, 13138)]